package com.mty.cc.mapper;


import com.mty.cc.po.Course;
import org.apache.ibatis.annotations.Param;
import java.util.List;

public interface CourseMapper {

    int deleteById(@Param("id") String id);

    int insert(Course course);

    Course queryById(@Param("id") String id);

    List<Course> queryByAll();

    int update(Course course);
}